Windows Store Developer Solutions
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Frequently asked questions about Windows Phone Company Hub apps
Here are the answers to some of the most commonly asked questions regarding Windows Phone company...
Author: RashmiA-MSFT Date: 04/21/2014
Cheat-Sheet for using Brokered Windows Runtime Components for side-loaded Windows Store apps
Starting with the Windows 8.1 Update that was announced at //Build 2014, the functionality of...
Author: Prashant H Phadke Date: 04/14/2014
Ten Things You Need to Know About WebView - An Update for Windows 8.1
If I've learned anything in the past year that I initially wrote Ten Things You Need to Know about...
Author: Matt Small Date: 04/03/2014
HttpClient and empty items in a Multipart FORM POST
function CopyCode(elemName) { var obj = document.getElementById(elemName);...
Author: Jeff Sanders Date: 03/25/2014
How to apply an “Opacity Mask” to an image by mixing XAML and Direct2D
If you are a XAML graphics dev you may be lamenting the fact that in Windows Store 8.x apps the...
Author: James Dailey - MSFT Date: 03/19/2014
How to consume web response with non-UTF8 charset on Windows Phone 8
The web request API's in Windows Phone 8 SDK only support processing text from a web response in...
Author: Eric Fleck Date: 03/10/2014
Where is my Geofence?
// I was playing around with Geofences, and Geocircles, and quickly realized that when you add a...
Author: Bret Bentzinger Date: 03/06/2014
Cert fail 6.13.8? But my app isn’t supposed to support Bulgarian!
Several developers recently have been confused by certification failures for 6.13.8 You must...
Author: Rob Caplan [MSFT] Date: 02/27/2014
Accessibility Gotchas 2: High Contrast
The next accessibility gotcha that we see regularly is poor support for high contrast modes. The...
Author: Rob Caplan [MSFT] Date: 02/20/2014
Create a Windows Store AppX package and sign it
You may be asked to deliver an AppX package to a customer so they can sign it themselves. This...
Author: Jeff Sanders Date: 02/12/2014
Adding Custom MessageHeader and HTTP header to a WCF method call in a Windows Store app or Windows Phone app
We frequently see customers ask about adding custom Message headers as well as HTTP headers to...
Author: Prashant H Phadke Date: 02/07/2014
Signing and Deploying Windows 8.1 applications using an Internal Code Signing Certificate from Windows Server 2008 R2
This is an extension of this blog: Signing Windows 8 applications using an Internal PKI which...
Author: Jeff Sanders Date: 01/28/2014
Using Windows Phone 8 Emulator in a Network With Proxy Authentication
The Problem The Windows Emulator for Windows Phone 8 is a Hyper-V image that appears on your network...
Author: Jeff Sanders Date: 01/24/2014
Consuming REST Services in your Windows Store and Phone Applications
This post intends to simplify consuming Representation State Transfer(REST) services in your Windows...
Author: Bret Bentzinger Date: 01/09/2014
Accessibility Gotchas 1: Xaml ListView speaks in tongues
I keep having the same conversation with a blind colleague: It always starts out well: Rob! Did you...
Author: Rob Caplan [MSFT] Date: 01/02/2014
DatagramSocket Multicast functionality on Windows 8.1 throws an error 0x80072AF9 (WSAHOST_NOT_FOUND)
We have noticed multiple customer reports of using the Multicast functionality of the...
Author: Prashant H Phadke Date: 12/19/2013
Swipe-Down-to-Kill Changes in Windows 8.1 Store apps
I worked on a recent forum post concerning the "swipe-down-to-kill" behavior in Windows Store...
Author: Matt Small Date: 12/12/2013
My GPS Sensor is not working with Windows Store apps!
I wanted to try using the GPS sensor I had with my Windows Store app and discovered I only could get...
Author: Jeff Sanders Date: 12/03/2013
Troubleshooting Windows Store Device App access and MetaData
If you are having issues with Device Access and MetaData, the below steps will guide you into...
Author: Prashant H Phadke Date: 11/27/2013
Filtering Data in your View Model
Have you ever written an application, or are in the process of writing one, in which a large amount...
Author: Bret Bentzinger Date: 11/14/2013
Background Tasks – Myths and Realities
A few weeks ago I was searching the forums looking for “hot spots” and noticed that...
Author: James Dailey - MSFT Date: 11/08/2013
Accessibility Gotchas: Introduction
Accessibility is about enabling everybody to use your app even if limitations or environment prevent...
Author: Rob Caplan [MSFT] Date: 11/07/2013
WebView Single-Sign On
With the wide use of the WebView control acting as a portal into a LOB intranet, there's no shortage...
Author: Matt Small Date: 10/31/2013
Why can’t I copy the depth stencil information when using feature level of 9_x on Windows 7 / 8?
One of our CAD partners ran across this problem a few months back and it has taken us some time to...
Author: James Dailey - MSFT Date: 10/24/2013
How to ignore Self Signed Certificate errors in Windows Store apps (8.1)
function CopyCode(elemName) { var obj = document.getElementById(elemName);...
Author: Jeff Sanders Date: 10/17/2013
Tracing network activity on Windows RT
Network Monitoring software such as Microsoft Network Monitor, WireShark etc are well known...
Author: Prashant H Phadke Date: 10/10/2013
Common issues when implementing Windows Phone 8 Enterprise Mobile Device Management.
This blog describes a number of common issues encountered when implementing Windows Phone 8...
Author: Eric Fleck Date: 10/03/2013
Why can’t the Windows Phone Emulator go online?
I recently had an opportunity to work on a scenario where the Windows Phone 8 Emulator is not able...
Author: Sagar B. Joshi Date: 10/01/2013
Binding HTML to a WebView with Attached Properties
It's been said that if you aren't data binding you aren't really using Xaml, and a frequent topic on...
Author: Rob Caplan [MSFT] Date: 09/26/2013
Don’t trust your TCP/IP printer’s status
I recently ran into an issue with a customer who was experiencing an unstable experience querying...
Author: Prashant H Phadke Date: 09/19/2013
Direct2D Windows Store app has distorted rendering (Windows 8.0)
There is a situation where your Direct2D rendering can be distorted. This has been fixed in Windows...
Author: Jeff Sanders Date: 09/06/2013
How to store JSON data in Windows Phone 8
// There have been a couple of forum questions on how to store JSON data and retrieve it in Windows...
Author: Jeff Sanders Date: 09/04/2013
Taking the phone to the 3rd dimension - Direct3D on Windows Phone 8 for Windows 8 Store app developers
There are a lot of really great tutorials explaining how to get the most out of Direct3D on the...
Author: James Dailey - MSFT Date: 08/29/2013
Top 5 commonly encountered issues and possible solutions using the Windows Phone 8 Emulator
The following blog discusses the most commonly seen issues that we have seen through customer issues...
Author: Prashant H Phadke Date: 08/16/2013
Dump Diving into Cert Failure: How to Get a Good Callstack from TriageDump.dmp
As of this writing, I am currently working on a support case where the developer's app has been...
Author: Matt Small Date: 08/15/2013
Developing an app for both Windows Store and Windows Phone 8 platforms
This article surveys various approaches in porting an application for use in the Windows Store and...
Author: Mark Chamberlain - MSFT Date: 06/12/2013
How to debug HttpWebRequest errors in Windows Phone 8
function CopyCode(elemName) { var obj = document.getElementById(elemName);...
Author: Jeff Sanders Date: 06/07/2013
Configure the Windows Phone 8 Emulator to work with Fiddler
When working with Windows Azure Mobile Services it is handy to decrypt HTTPS traffic from the Phone...
Author: Jeff Sanders Date: 06/05/2013
WebView Magic Tricks: Zoom Levels
One question I've heard a few times in the MSDN Windows Store App forums is about how to resize the...
Author: Matt Small Date: 05/28/2013
Dealing with Documents: How (not) to use the documentsLibrary capability in Windows Store apps
Many people posting in the forums express confusion over the documentsLibrary capability's "Special...
Author: Rob Caplan [MSFT] Date: 05/09/2013
Your Windows Phone 7/8 application tests fine, but fails after publishing to Marketplace or after private app distribution
EDIT 20 June 2013 This information has since been amended and published as KB Article 2859130. So,...
Author: Mark Chamberlain - MSFT Date: 05/08/2013
WebView Magic Tricks: Highlight a Search Term
WebView continues to be a hot topic in the Windows Store Apps forums. The ability to bring in web...
Author: Matt Small Date: 05/07/2013
Windows Phone 8: Steps to acquire an Enterprise Mobile Code Signing Certificate required to sign LOB or company apps
If you are developing a Windows Phone 8 LOB application to distribute to the users in your company,...
Author: RashmiA-MSFT Date: 05/01/2013
Using WCF classes to consume a WebService using Plain Old XML (POX) in a Windows Store app
// You can leverage WCF functionality from a Windows Store app to call a WebService using Plain Old...
Author: Prashant H Phadke Date: 03/25/2013
Mixed Media – Audio & Video – Windows Store vs. Windows Phone 8
As everyone knows, with the release of Windows 8 and Windows Phone 8 we have brought the two...
Author: James Dailey - MSFT Date: 03/07/2013
Where did all my gestures go?
A common problem we’ve seen from customers is how to handle pointer input and manipulations on...
Author: Rob Caplan [MSFT] Date: 02/15/2013
How to use HttpClient to post JSON data
This is a common request in forums so I will show you how to use the new HttpClient class and the...
Author: Jeff Sanders Date: 02/05/2013
Registration of the app failed. Another user has already installed a packaged version of this app. An unpackaged version cannot replace this…
Deployment of a development version of your Windows Store app package through Visual Studio 2012 can...
Author: Prashant H Phadke Date: 01/28/2013